Home / 7,182.08-9,911.50-4,349.98

Finding the Fourth Proportional to 7,182.08, 9,911.50 and 4,349.98

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Solution

The fourth proportional to 7,182.08, 9,911.50 and 4,349.98 is: 6,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.08 : 9,911.50 = 4,349.98 : x
  2. Step 2: Convert to fraction form
    7,182.08/9,911.50 = 4,349.98/x
  3. Step 3: Cross multiply
    7,182.08x = 9,911.50 × 4,349.98
  4. Step 4: Simplify right side
    7,182.08x = 43,114,826.77
  5. Step 5: Solve for x
    x = 43,114,826.77/7,182.08
  6. Step 6: Final answer
    x = 6,003.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.